Dangerous Heat and Heavy Rainfall into the Weekend
Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >
Last Update: 658 AM EDT Fri Sep 18 2026
For More Weather Information:
10NM SW South Haven MI
Marine Zone Forecast
Today
Northeast winds 10 to 15 knots. Mostly sunny. Waves around 1 foot.
Tonight
East winds 10 to 20 knots becoming after midnight. Rain showers likely. Waves around 1 foot.
Saturday
Southeast winds 10 to 20 knots. Rain showers and a slight chance of thunderstorms. Waves around 1 foot.
Saturday Night
East winds 10 to 15 knots. Rain showers and a chance of thunderstorms. Waves around 1 foot.
Sunday
Northeast winds 10 to 20 knots. Rain showers likely. Waves 2 to 4 feet.
Monday
Northeast winds 20 to 25 knots. Mostly cloudy with a chance of rain showers. Waves 2 to 4 feet.
Tuesday
Northeast winds 15 to 20 knots. Partly sunny with a chance of rain showers. Waves 2 to 4 feet.
Additional Forecasts and Information
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